Base | Representation |
---|---|
bin | 111000110111110110… |
… | …0011110001010000001 |
3 | 102200020122210220102102 |
4 | 1301233230132022001 |
5 | 4000112022404441 |
6 | 132035050200145 |
7 | 11552366324360 |
oct | 1615754361201 |
9 | 380218726372 |
10 | 122133013121 |
11 | 478839a1489 |
12 | 1b806123055 |
13 | b695093802 |
14 | 5ca87477d7 |
15 | 329c38e69b |
hex | 1c6fb1e281 |
122133013121 has 4 divisors (see below), whose sum is σ = 139580586432. Its totient is φ = 104685439812.
The previous prime is 122133013097. The next prime is 122133013141. The reversal of 122133013121 is 121310331221.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 122133013121 - 214 = 122132996737 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 122133013093 and 122133013102.
It is not an unprimeable number, because it can be changed into a prime (122133013141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8723786645 + ... + 8723786658.
It is an arithmetic number, because the mean of its divisors is an integer number (34895146608).
Almost surely, 2122133013121 is an apocalyptic number.
It is an amenable number.
122133013121 is a deficient number, since it is larger than the sum of its proper divisors (17447573311).
122133013121 is an equidigital number, since it uses as much as digits as its factorization.
122133013121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17447573310.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 122133013121 its reverse (121310331221), we get a palindrome (243443344342).
The spelling of 122133013121 in words is "one hundred twenty-two billion, one hundred thirty-three million, thirteen thousand, one hundred twenty-one".
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